Risk assessment of a system, considering its vulnerabilities and perceived security threat. [INFOSEC-99]

The person responsible to the System Manager for writing, enforcing and reviewing Security Operating Procedures (SyOPs) [CESG].

1. The set of laws, rules and practices that regulate how sensitive information and other resources are managed, protected and distributed within a specific system [ITSEC].
2. [CESG]. A statement by a System Manager/Project Manager defining a system, its Security Requirement, the security measures to be enforced and the allocation of responsibilities for enforcing them. [CESG].
Note: When an SEISP… (Read More →)

Firmware and software that provide an aggregation of network element functions into a higher level function; provide an interface to the data contained in the system [POSIX.0].

An interface providing access to services associated with the application's internal resources [POSIX.0].

In transmission systems, any scheme used to provide such functions as system control, addressing, routing, error detection and correction, level control, priority, traffic control, message accountability, and/or other required overhead information.

1. Application-independent software that supports the running of application software.
2. Application-independent software that supports the running of application software and manages the resources of the application platform [POSIX.0].

In the military community, the system-specific characteristics, not dictated by the individual components' electrical performance characteristics, but necessary in order to permit internal and external interoperability.

In telephone systems, the use of signals and techniques to perform system management functions, such as system control, addressing, routing, error detection and correction, level control, priority, traffic control, message accountability, and other overhead functions that may be described in system overhead portions of messages. [From Weik '89]

The continued provision of services and material necessary for the use and improvement of a system during its life cycle.